Nickelodeon is launching its first-ever series of iPhone and iTouch applications in the Apple iTunes App Store, featuring content based on the TV series SpongeBob SquarePants, Dora the Explorer and iCarly. Here is more info on Nick's iPhone series:

Nick's full series of applications rolls out this week, led by SpongeBob SquarePants Atlantis Treasures (published by THQ) on Feb. 5. The additional series of Nickelodeon applications include:

? A Dora the Explorer iPhone application will challenge kids to match shapes, count numbers and practice the alphabet in touch-and-shake oriented game play, based on a research-driven design. (launches in March [all dates in 2009])

? iCarly on the iPhone, published by Oasys, will be Nickelodeon?s first live action iPhone application based on the number-one tween property. Players will help the iCarly crew get ready for their next webisode by issuing quests around school and playing mini games at Carly?s studio. (launches in September)

? Shockwave?s Daily Jigsaws-To-Go will include 40+ interactive puzzles and features that will allow users to download the new Daily Jigsaw on Shockwave.com daily. (launches in April)

? SpongeBob SquarePants: SpongeBob?s Wacky Walk is an innovative platform game that will allow users to tap, swipe, tilt and shake scenery to get obstacles out of SpongeBob?s way. (launches in April)

? Sara?s Super Spa, an application based on the hit Shockwave.com web game, will combine time-management with touch based mini-games. (launches in June)

? SpongeBob SquarePants Diner Dash, published by Nickelodeon and PlayFirst, will create a portable SpongeBob-themed version of the popular casual game, Diner Dash, set in the Krusty Krab, the Chum Bucket and other under-the-sea locations. (launches in July)